4″ 6″ High Purity Semi-Insulating SiC Ingot

Short Description:

Semicera’s 4”6” High Purity Semi-Insulating SiC Ingots are meticulously crafted for advanced electronic and optoelectronic applications. Featuring superior thermal conductivity and electrical resistivity, these ingots provide a robust foundation for high-performance devices. Semicera ensures consistent quality and reliability in every product.


Product Detail

Product Tags

Semicera's 4”6” High Purity Semi-Insulating SiC Ingots are designed to meet the exacting standards of the semiconductor industry. These ingots are produced with a focus on purity and consistency, making them an ideal choice for high-power and high-frequency applications where performance is paramount.

The unique properties of these SiC ingots, including high thermal conductivity and excellent electrical resistivity, make them particularly suited for use in power electronics and microwave devices. Their semi-insulating nature allows for effective heat dissipation and minimal electrical interference, leading to more efficient and reliable components.

Semicera employs state-of-the-art manufacturing processes to produce ingots with exceptional crystal quality and uniformity. This precision ensures that each ingot can be reliably used in sensitive applications, such as high-frequency amplifiers, laser diodes, and other optoelectronic devices.

Available in both 4-inch and 6-inch sizes, Semicera’s SiC ingots provide the flexibility needed for various production scales and technological requirements. Whether for research and development or mass production, these ingots deliver the performance and durability that modern electronic systems demand.

By choosing Semicera's High Purity Semi-Insulating SiC Ingots, you are investing in a product that combines advanced material science with unparalleled manufacturing expertise. Semicera is dedicated to supporting the innovation and growth of the semiconductor industry, offering materials that enable the development of cutting-edge electronic devices.

Items

Production

Research

Dummy

Crystal Parameters

Polytype

4H

Surface orientation error

<11-20 >4±0.15°

Electrical Parameters

Dopant

n-type Nitrogen

Resistivity

0.015-0.025ohm·cm

Mechanical Parameters

Diameter

150.0±0.2mm

Thickness

350±25 μm

Primary flat orientation

[1-100]±5°

Primary flat length

47.5±1.5mm

Secondary flat

None

TTV

≤5 μm

≤10 μm

≤15 μm

LTV

≤3 μm(5mm*5mm)

≤5 μm(5mm*5mm)

≤10 μm(5mm*5mm)

Bow

-15μm ~ 15μm

-35μm ~ 35μm

-45μm ~ 45μm

Warp

≤35 μm

≤45 μm

≤55 μm

Front(Si-face) roughness(AFM)

Ra≤0.2nm (5μm*5μm)

Structure

Micropipe density

<1 ea/cm2

<10 ea/cm2

<15 ea/cm2

Metal impurities

≤5E10atoms/cm2

NA

BPD

≤1500 ea/cm2

≤3000 ea/cm2

NA

TSD

≤500 ea/cm2

≤1000 ea/cm2

NA

Front Quality

Front

Si

Surface finish

Si-face CMP

Particles

≤60ea/wafer (size≥0.3μm)

NA

Scratches

≤5ea/mm. Cumulative length ≤Diameter

Cumulative length≤2*Diameter

NA

Orange peel/pits/stains/striations/ cracks/contamination

None

NA

Edge chips/indents/fracture/hex plates

None

Polytype areas

None

Cumulative area≤20%

Cumulative area≤30%

Front laser marking

None

Back Quality

Back finish

C-face CMP

Scratches

≤5ea/mm,Cumulative length≤2*Diameter

NA

Back defects (edge chips/indents)

None

Back roughness

Ra≤0.2nm (5μm*5μm)

Back laser marking

1 mm (from top edge)

Edge

Edge

Chamfer

Packaging

Packaging

Epi-ready with vacuum packaging

Multi-wafer cassette packaging

*Notes: "NA" means no request Items not mentioned may refer to SEMI-STD.

tech_1_2_size
SiC wafers

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